<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
    <div id="example">
        <p>Original message: "{{ message }}"</p>
        <p>Computed reversed message: "{{reverseMessage}}"</p>
    </div>
    <script src="../js/vue.js" charset="utf-8"></script>
    <script type="text/javascript">
        var vm = new Vue({
            el: '#example',
            data: {
                message: 'Hello'
            },
            computed: {
                reverseMessage: function() {
                    console.log('2');
                    return this.message.split('').reverse().join('')
                },
                now: function () {
                    console.log('now');
                    return Date.now();
                }
            }
        })
    </script>
</body>
</html>
